2. persecution n. the act of oppressing or harass with ill-treatment, especially because of race, religion, sexual orientation, or beliefs 迫害，烦扰
e.g.: They suffered persecution for their beliefs.
派生词汇 persecute vt. 迫害，困扰 persecutor n. 迫害者，虐待者 persecute n. 受迫害者

3. pitiful adj. inspiring or deserving pity 可怜的，引起或值得同情的
e.g.: Their suffering was pitiful to see. 他们受的苦让人见了同情。
派生词汇 pitifulness n. 可怜 pitifully adv. 可怜地

4. cleanse vt. To make thoroughly clean or purge of an ideology, bad thoughts, or sins 使彻底清洁；清洁或使（思想等）变纯洁
e.g.: She felt cleansed of her sins after confession.
派生词汇 cleanser n. 清洁工人；清洁剂；清洁器

5. macaque n. a kind of monkey 猕猴，恒河猴，短尾猴
e.g.: There are three features of Japanese macaques.

6. retaliation